NASUTION, Afra Meutia; HUTAGALUNG, Haflin Soraya. Relationship between Stress Level of USU Faculty of Medicine Students and Primary Headache during Online Lectures. Sumatera Medical Journal, [S. l.], v. 6, n. 1, p. 38–43, 2023. DOI: 10.32734/sumej.v6i1.7943. Disponível em: https://idjpcr.usu.ac.id/smj/article/view/7943. Acesso em: 18 dec. 2025.